Rat Fibronectin PicoKine Quick ELISA Kit (120 minutes, 96 Tests). Quantitate Rat Fn1 in cell culture supernatants, serum and plasma (heparin, EDTA, citrate). Sensitivity: 15pg/ml. The brand Picokine indicates this is a premium quality ELISA kit. Each Picokine kit delivers precise quantification, high sensitivity, and excellent reproducibility. Only our most reliable and effective kits qualify as Picokine, guaranteeing top-tier results for your assays.